Napisz o środowisku i o zanieczyszczeniach w nim plus tłumaczenie

Environmental pollution may be caused by natural sources (eg volcanoes) or artificial (anthropogenic - caused by human activities), which occurs as a result of unintentional, but the systematic human activity, consisting of a continuous emission factor degrading the environment or from a failure which caused a sudden release of pollutants . Environmental assessment shall be made in relation to their natural state, regardless of whether the changes are caused by the substance or impact, for which a fixed level of concentration limits. Nie wiem czy o to chodziło..